-- 所有的group
groups = {
	{ id = 251019001, refresh_id = 1002, pos = { x = 46.420, y = 0.055, z = -45.880 } },
	{ id = 251019002, refresh_id = 1001, pos = { x = -43.769, y = 16.402, z = 40.452 } },
	{ id = 251019003, refresh_id = 1, pos = { x = 45.059, y = 26.738, z = 24.143 } }
}